21188454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2203}}^1$

素因数の和:2444

約数の個数: 32

約数和(自身を含む): 48664320

約数和(自身を除く): 27475866

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 2203, 3206, 4406, 4809, 6609, 9618, 13218, 15421, 30842, 46263, 92526, 504487, 1008974, 1513461, 3026922, 3531409, 7062818, 10594227, 21188454]

約数ペア:

[(1, 21188454), (2, 10594227), (3, 7062818), (6, 3531409), (7, 3026922), (14, 1513461), (21, 1008974), (42, 504487), (229, 92526), (458, 46263), (687, 30842), (1374, 15421), (1603, 13218), (2203, 9618), (3206, 6609), (4406, 4809)]